Portable semen collection rack for sheep

The invention discloses a portable sheep semen collection frame which structurally comprises a support, an adjusting device, an arc-shaped frame plate, a foot supporting beam and a damping column. When the portable sheep semen collection frame is used, a mounting frame is stably mounted on the rear side of the support, after a sheep climbs and crosses the arc-shaped frame plate, rear leg clamping rings are adjusted according to the positions of rear legs of the sheep, and the sheep can conveniently collect semen; the clamping rods are driven to move and adjust on the placing plates by moving the sliding pieces, so that the rear leg clamping rings can be buckled with the rear legs of the sheep, the rear legs of the sheep are effectively limited and fixed, then the two placing plates are opened outwards through mutual cooperation of the connection adjusting pieces and the opening and closing supporting pieces, and therefore the rear legs of the sheep can be opened in an outer splayed shape; and a worker can con